                 unmodified
                 root-is-head-root
                 {:head {:phrasal true
-                        :slash false}
-                 :slash false
+                        :synsem {:slash false}}
                  :rule "sentence-phrasal-head"
-                 :synsem {:cat :verb}})
+                 :synsem {:cat :verb
+                          :slash false}})
    
    (unify-check h21
                 root-is-head
                 {:rule "transitive-vp-nonphrasal-head"
-                 :slash false
                  :synsem {:aux false
+                          :slash false
                           :cat :verb}})
    (unify-check h21
                 root-is-head-root

                             :sem head-sem})]
      {:phrasal true
       :synsem {:cat cat
                :sem head-sem
                :mod {:first comp-sem
                      :rest head-mod}
                :subcat '()}
       :head {:rule "noun-phrase2"
              :phrasal true

                unmodified
                root-is-head
                {:rule "sentence-nonphrasal-head"
                 :synsem {:cat :verb
                          :slash false}
                 :head {:phrasal false
                        :slash false
                        :synsem {:participle false}}})
